EP0493915A3 - A switching system using identical switching nodes - Google Patents

A switching system using identical switching nodes Download PDF

Info

Publication number
EP0493915A3
EP0493915A3 EP19910311599 EP91311599A EP0493915A3 EP 0493915 A3 EP0493915 A3 EP 0493915A3 EP 19910311599 EP19910311599 EP 19910311599 EP 91311599 A EP91311599 A EP 91311599A EP 0493915 A3 EP0493915 A3 EP 0493915A3
Authority
EP
European Patent Office
Prior art keywords
switching
nodes
switching system
switching nodes
identical switching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19910311599
Other versions
EP0493915A2 (en
EP0493915B1 (en
Inventor
Bruce Merrill Bales
Robert Louis Crumpley
Sandra Sue North
Stephen Max Thieler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Publication of EP0493915A2 publication Critical patent/EP0493915A2/en
Publication of EP0493915A3 publication Critical patent/EP0493915A3/en
Application granted granted Critical
Publication of EP0493915B1 publication Critical patent/EP0493915B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
EP91311599A 1990-12-31 1991-12-12 A switching system using identical switching nodes Expired - Lifetime EP0493915B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/636,521 US5182751A (en) 1990-12-31 1990-12-31 Switching system using identical switching nodes
US636521 1990-12-31

Publications (3)

Publication Number Publication Date
EP0493915A2 EP0493915A2 (en) 1992-07-08
EP0493915A3 true EP0493915A3 (en) 1992-12-23
EP0493915B1 EP0493915B1 (en) 1997-03-05

Family

ID=24552254

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91311599A Expired - Lifetime EP0493915B1 (en) 1990-12-31 1991-12-12 A switching system using identical switching nodes

Country Status (5)

Country Link
US (1) US5182751A (en)
EP (1) EP0493915B1 (en)
JP (1) JP2686009B2 (en)
CA (1) CA2053441C (en)
DE (1) DE69124971T2 (en)

Families Citing this family (35)

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JPH0563749A (en) * 1991-09-02 1993-03-12 Hitachi Ltd Multi-protocol communication controller
JP2826416B2 (en) * 1992-06-05 1998-11-18 日本電気株式会社 Connection router between local area networks
US5339430A (en) * 1992-07-01 1994-08-16 Telefonaktiebolaget L M Ericsson System for dynamic run-time binding of software modules in a computer system
US5422943A (en) * 1992-09-30 1995-06-06 At&T Corp. Private branch exchange networks
IE70232B1 (en) * 1993-04-14 1996-11-13 Florexport Ireland A voice and data network
US5386412A (en) * 1993-05-11 1995-01-31 Park; Jung S. Telecommunication system protocol for asynchronous data communication between multiport switch control processor and information support personal computer terminal
US5444713A (en) * 1993-09-14 1995-08-22 At&T Corp. Telephone information service system using digital and out-of-band signaling
US5896440A (en) * 1994-05-26 1999-04-20 Gte Service Corporation System and method for providing a unified communications link between divergent communication networks
CA2149688C (en) * 1994-06-30 1999-05-04 Bruce Merrill Bales Pre-location of authentication information in a personal communication system
US5550896A (en) * 1994-06-30 1996-08-27 Lucent Technologies Inc. Authentication hierarchical structure of switching nodes for storage of authentication information
US5521962A (en) * 1994-06-30 1996-05-28 At&T Corp. Temporary storage of authentication information throughout a personal communication system
CA2149161A1 (en) 1994-06-30 1995-12-31 David Lee Chavez Jr. Mobile telephone storing the node number of the resident switching node
US5581558A (en) * 1995-03-29 1996-12-03 Lucent Technologies Inc. Apparatus for bridging non-compatible network architectures
US5675583A (en) * 1995-05-26 1997-10-07 Lucent Technologies Inc. Variable communication bandwidth for conference call initiation
US5701295A (en) * 1995-05-26 1997-12-23 Lucent Technologies Inc. Variable communication bandwidth for providing automatic call back and call hold
US5590127A (en) * 1995-05-26 1996-12-31 Lucent Technologies Inc. Multimedia conference call providing adjustable bandwidth for individual communication terminals
US5729532A (en) * 1995-05-26 1998-03-17 Lucent Technologies Inc. Selective participation in a multimedia communication conference call
US5574724A (en) * 1995-05-26 1996-11-12 Lucent Technologies Inc. Adjustment of call bandwidth during a communication call
JPH0918596A (en) * 1995-07-03 1997-01-17 Canon Inc Communication network and communication system
DE19530322A1 (en) * 1995-08-17 1997-02-20 Siemens Ag Method for transmitting signaling information within a broadband ISDN communication network
US5758284A (en) * 1995-11-30 1998-05-26 Lucent Technologies Inc. Increasing the capacity of a personal communication service system by utilization of the bridged shared line appearance feature
US5758285A (en) * 1995-11-30 1998-05-26 Lucent Technologies Inc. Increasing the capacity of a personal communication service system by multiple connections to individual telephone links
US5991263A (en) * 1996-09-30 1999-11-23 Lucent Technologies Inc. Channel and data link automatic restoration
US5828652A (en) * 1996-09-30 1998-10-27 Lucent Technologies, Inc. Establishment of a flexible rate interface link to restore channels from a failed communication link
JP2973959B2 (en) 1997-01-24 1999-11-08 日本電気株式会社 Call control method for distributed node switching network, distributed node switch, and distributed node switching network
US5982783A (en) * 1997-06-16 1999-11-09 Lucent Technologies Inc. Switch distribution via an intermediary switching network
US6061807A (en) * 1997-06-27 2000-05-09 International Business Machines Corporation Methods systems and computer products for error recovery of endpoint nodes
US6081841A (en) * 1998-02-10 2000-06-27 Ricoh Company, Ltd. Method and apparatus for expanding data rate in an ISDN communication system
US6580720B1 (en) 1998-09-18 2003-06-17 The United States Of America As Represented By The Secretary Of The Navy Latency verification system within a multi-interface point-to-point switching system (MIPPSS)
US6628648B1 (en) 1998-09-18 2003-09-30 The United States Of America As Represented By The Secretary Of The Navy Multi-interface point-to-point switching system (MIPPSS) with hot swappable boards
US6678268B1 (en) 1998-09-18 2004-01-13 The United States Of America As Represented By The Secretary Of The Navy Multi-interface point-to-point switching system (MIPPSS) with rapid fault recovery capability
US6526048B1 (en) 1998-09-18 2003-02-25 The United States Of America As Represented By The Secretary Of The Navy Multi-interface point-to-point switching system (MIPPSS) under unified control
US6426952B1 (en) 1998-09-18 2002-07-30 The United States Of America As Represented By The Secretary Of The Navy Multi-interface point-to-point switching system (MIPPSS) having an internal universal signal format
US6580692B1 (en) 1998-09-18 2003-06-17 The United States Of America As Represented By The Secretary Of The Navy Dynamic switch path verification system within a multi-interface point-to-point switching system (MIPPSS)
JP4040628B2 (en) * 2003-02-27 2008-01-30 富士通株式会社 Communication control program

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4656623A (en) * 1985-05-03 1987-04-07 American Telephone And Telegraph Company Agent communication arrangements for telecommunication systems
US4720854A (en) * 1985-12-17 1988-01-19 American Telephone And Telegraph Company, At&T Bell Laboratories Architecture for distributed control telecommunication systems
US4764919A (en) * 1986-09-05 1988-08-16 American Telephone And Telegraph Company, At&T Bell Laboratories Virtual PBX call processing method
JP2551007B2 (en) * 1987-06-26 1996-11-06 日本電気株式会社 Dedicated line connection method
US4988209A (en) * 1988-12-29 1991-01-29 At&T Bell Laboratories Telephone agent management information system
US5062103A (en) * 1988-12-29 1991-10-29 At&T Bell Laboratories Telephone agent call management system
US5023868A (en) * 1988-12-29 1991-06-11 At&T Bell Laboratories Automated call handling apparatus
US5036535A (en) * 1989-11-27 1991-07-30 Unifi Communications Corporation Switchless automatic call distribution system

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
CONFERENCE RECORD, IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE, 2-5 DEC. 1990, VOL. 2 PAGES 1242-1245, SAN DIEGO US M.L. MIJARES ET AL 'Deploying ISDN in a Constrained Pre-Standard Environment' *
CONFERENCE RECORD, IEEE/IEICE GLOBAL TELECOMMUNICATIONS CONFERENCE, 15-18 NOV. 1987, VOL. 1 PAGES 138-142, TOKYO JP R.K. BERMAN ET AL 'Providing and Managing Channel Switched Services in an Intelligent ISDN Environment' *
PROCEEDINGS OF THE INTERNATIONAL SWITCHING SYMPOSIUM 28 MAY-1 JUNE 1990 VOL. 2 PAGES 187-193, STOKHOLM SE H. GREEN ET AL 'The Evolution of the System X Control Architecture' *
ROUX A. LE, ET AL.: "PACKET MODE DATA COMMUNICATIONS IN NUMERIS, THE FRENCH ISDN.", INNOVATIONS IN SWITCHING TECHNOLOGY. STOCKHOLM, MAY 28 - JUNE 1, 1990., NEW YORK, IEEE., US, vol. 05., 28 May 1990 (1990-05-28), US, pages 177 - 182., XP000130945 *

Also Published As

Publication number Publication date
CA2053441C (en) 1995-01-10
US5182751A (en) 1993-01-26
DE69124971D1 (en) 1997-04-10
EP0493915A2 (en) 1992-07-08
JPH04296146A (en) 1992-10-20
DE69124971T2 (en) 1997-06-12
EP0493915B1 (en) 1997-03-05
CA2053441A1 (en) 1992-07-01
JP2686009B2 (en) 1997-12-08

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